.
- Cabinet Office
- Central Office of Information (COI)
- Chief Technology Officer (CTO) Council
- Civil Service
- Communities and Local Government
- Direct.gov.uk
- Electoral Comission
- esd-standards (e-Service Delivery Standards)
- GovTalk
- Identity and Passport Service (IPS)
- Improvement and Development Agency for local government (IDeA)
- Information Commissioner
- Local Government Association (LGA)
- National Audit Office (NAO)
- National Policing Improvement Agency (NPIA)
- Office of Government Commerce (OGC)
- Public Accounts Committee (PAC) of the House of Commons
- Society of IT Management (SOCITM)
- UK Border Agency
- UK Statistics Authority